Home / 1,161,940.70-1,742,909.69-403,782.22

Finding the Fourth Proportional to 1,161,940.70, 1,742,909.69 and 403,782.22

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Solution

The fourth proportional to 1,161,940.70, 1,742,909.69 and 403,782.22 is: 605,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,940.70 : 1,742,909.69 = 403,782.22 : x
  2. Step 2: Convert to fraction form
    1,161,940.70/1,742,909.69 = 403,782.22/x
  3. Step 3: Cross multiply
    1,161,940.70x = 1,742,909.69 × 403,782.22
  4. Step 4: Simplify right side
    1,161,940.70x = 703,755,935,000.66
  5. Step 5: Solve for x
    x = 703,755,935,000.66/1,161,940.70
  6. Step 6: Final answer
    x = 605,672.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.